Forbes contributors publish independent expert analyses and insights. Mark Travers writes about the world of psychology. "First kiss beliefs" include idealized beliefs that your first kiss with a new ...

Snogging. Smooching. Canoodling. While such kissing is often depicted as a universal behavior in sexual encounters and romantic relationships around the world, a growing body of anthropological and ...

Kissing is a mystery. Science doesn't entirely understand why people do it. Theories abound, but the puzzle remains largely unsolved. Only two other species kiss, chimpanzees and bonobos. But only the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. “The meeting of ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Humans are born with instincts for crying and smiling, but not for ...

Lip kissing is an act that’s so natural and common in many present-day societies it is easily taken for granted. But it’s not actually clear whether people have always been kissing, or whether its ...

A Babylonian clay model dated to 1800 B.C.E. shows a nude couple on a couch engaged in sex and kissing. The Trustees of the British Museum “My upper lip becomes moist, while my lower lip trembles! I ...

New research into Ancient Mesopotamia suggests people kissed romantically 4,500 years ago. The finding would mean humans began kissing 1,000 years earlier than previously thought. The article ...

Sophie Lund Rasmussen has received funding from the Edubba Foundation and the Carlsberg Foundation. Troels Pank Arbøll has received funding from the Edubba Foundation and the Carlsberg Foundation. Lip ...

(CNN) — “The meeting of lips is the most perfect, the most divine sensation given to human beings, the supreme limit of happiness.” So wrote the 19 th century French author Guy de Maupassant in his ...